What are the different types of industrial wastes?
Answers
(1) Industrial waste is the waste produced by industrial processes or activites.
(2) There is a huge variety of industries producing different types of materials and articles. All of these use raw materials and give out a lot of waste.
(3) There are hundreds of mines which extract copper, silver, gold, iron, coal etc. huge quantities of waste are produced while processing them.
(4) Cement industries give out solid, liquid and gaseous wastes.
(5) While refining crude oil, a lot of poisonous gaseous and liquid wastes are produced.
(6) Construction units produce huge quantities of waste stones, pebbles, broken bricks, wood waste, etc. Mostly they are dumped in landfills.
(7) It also includes chemicals, pigments, sludge, ash, metal, etc. given out from mining, textile, construction, chemical industries.